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Finding the Fourth Proportional to 284,907.62, 427,383.90 and 95,369.04

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Solution

The fourth proportional to 284,907.62, 427,383.90 and 95,369.04 is: 143,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,907.62 : 427,383.90 = 95,369.04 : x
  2. Step 2: Convert to fraction form
    284,907.62/427,383.90 = 95,369.04/x
  3. Step 3: Cross multiply
    284,907.62x = 427,383.90 × 95,369.04
  4. Step 4: Simplify right side
    284,907.62x = 40,759,192,254.46
  5. Step 5: Solve for x
    x = 40,759,192,254.46/284,907.62
  6. Step 6: Final answer
    x = 143,061.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.